Compilare: main.cpp: In function 'int main()': main.cpp:70:27: warning: 'pop_2' may be used uninitialized [-Wmaybe-uninitialized] 70 | pop_2 -= pop_3; | ~~~~~~^~~~~~~~ main.cpp:51:20: note: 'pop_2' was declared here 51 | int pop_1, pop_2, pop_3; | ^~~~~ main.cpp:64:27: warning: 'pop_1' may be used uninitialized [-Wmaybe-uninitialized] 64 | pop_1 -= pop_3; | ~~~~~~^~~~~~~~ main.cpp:51:13: note: 'pop_1' was declared here 51 | int pop_1, pop_2, pop_3; | ^~~~~